The HBM-2R3-J206FRYJ1025 from Jinzhou Kaimei Power is a Supercapacitor with Capacitance 20000 mF, Voltage Rating 2.3 V, Equivalent Series Resistance 135 mOhms, Temperature Operating Range -25 to 60 Degree C. Tags: Surface Mount. More details for HBM-2R3-J206FRYJ1025 can be seen below.